Extension Tracker

Marian The Librarian

263 users Rated 4.90 from 10 ratings Last updated 20 Feb 2026

By Jacob Tender Live in the Chrome Web Store gpnkkkbefalodcjhgafioibknoingann Last checked 27 Sep 2026, 02:07 UTC

The listing

What the Chrome Web Store shows, as of the last check

Extracts book details from Amazon product pages. Created for the fine librarian corps of Hardcover.app.Summary from the listing
Developer
Jacob Tender
Category
Productivity › Tools
First published
14 Aug 2025
Last updated
20 Feb 2026
Version
2.1.0
Size
7.92 MiB
Minimum Chrome
88
Languages
1 language

English

Support page
https://github.com/jacobtender/marian-extension
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Viewer ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-272634.9010
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#44,627
by users, of 264,703 extensions
In its category
#12,973
of 103,498 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites
  • https://anilist.co/manga/*anilist.co
  • https://app.thestorygraph.com/*app.thestorygraph.com
  • https://archiveofourown.org/works/*archiveofourown.org
  • https://beta.thestorygraph.com/*beta.thestorygraph.com
  • https://books.google.ae/books/*books.google.ae
  • https://books.google.ca/books/*books.google.ca
  • https://books.google.cn/books/*books.google.cn
  • https://books.google.co.jp/books/*books.google.co.jp
  • https://books.google.co.uk/books/*books.google.co.uk
  • https://books.google.com.au/books/*books.google.com.au
  • https://books.google.com.be/books/*books.google.com.be
  • https://books.google.com.br/books/*books.google.com.br
  • https://books.google.com.mx/books/*books.google.com.mx
  • https://books.google.com.tr/books/*books.google.com.tr
  • https://books.google.com/books/*books.google.com
  • https://books.google.de/books/*books.google.de
  • https://books.google.eg/books/*books.google.eg
  • https://books.google.es/books/*books.google.es
  • https://books.google.fr/books/*books.google.fr
  • https://books.google.in/books/*books.google.in
  • https://books.google.nl/books/*books.google.nl
  • https://books.google.pl/books/*books.google.pl
  • https://books.google.sa/books/*books.google.sa
  • https://books.google.se/books/*books.google.se
  • https://books.google.sg/books/*books.google.sg
  • https://booksamillion.com/p/*booksamillion.com
  • https://bookshop.org/p/books/*bookshop.org
  • https://deposit.dnb.de/*deposit.dnb.de
  • https://forums.spacebattles.com/threads/*forums.spacebattles.com
  • https://inventaire.io/entity/*inventaire.io
  • https://isbn.de/*isbn.de
  • https://isbndb.com/*isbndb.com
  • https://isbnsearch.org/*isbnsearch.org
  • https://kitsu.app/manga/*kitsu.app
  • https://libbyapp.com/*libbyapp.com
  • https://libro.fm/*libro.fm
  • https://mangadex.org/title/*mangadex.org
  • https://myanimelist.net/*myanimelist.net
  • https://openlibrary.org/*openlibrary.org
  • https://portal.dnb.de/*portal.dnb.de
  • https://school.teachingbooks.net/*school.teachingbooks.net
  • https://search.worldcat.org/*search.worldcat.org
  • https://share.libbyapp.com/*share.libbyapp.com
  • https://torpublishinggroup.com/*torpublishinggroup.com
  • https://www.abebooks.co.uk/www.abebooks.co.uk
  • https://www.abebooks.com/*www.abebooks.com
  • https://www.abebooks.de/www.abebooks.de
  • https://www.abebooks.fr/www.abebooks.fr
  • https://www.abebooks.it/*www.abebooks.it
  • https://www.amazon.ae/*www.amazon.ae
  • https://www.amazon.ca/*www.amazon.ca
  • https://www.amazon.cn/*www.amazon.cn
  • https://www.amazon.co.jp/*www.amazon.co.jp
  • https://www.amazon.co.uk/*www.amazon.co.uk
  • https://www.amazon.com.au/*www.amazon.com.au
  • https://www.amazon.com.be/*www.amazon.com.be
  • https://www.amazon.com.br/*www.amazon.com.br
  • https://www.amazon.com.mx/*www.amazon.com.mx
  • https://www.amazon.com.tr/*www.amazon.com.tr
  • https://www.amazon.com/*www.amazon.com
  • https://www.amazon.de/*www.amazon.de
  • https://www.amazon.eg/*www.amazon.eg
  • https://www.amazon.es/*www.amazon.es
  • https://www.amazon.fr/*www.amazon.fr
  • https://www.amazon.in/*www.amazon.in
  • https://www.amazon.nl/*www.amazon.nl
  • https://www.amazon.pl/*www.amazon.pl
  • https://www.amazon.sa/*www.amazon.sa
  • https://www.amazon.se/*www.amazon.se
  • https://www.amazon.sg/*www.amazon.sg
  • https://www.anime-planet.com/manga/*www.anime-planet.com
  • https://www.audible.ca/*www.audible.ca
  • https://www.audible.co.jp/*www.audible.co.jp
  • https://www.audible.co.uk/*www.audible.co.uk
  • https://www.audible.com.au/*www.audible.com.au
  • https://www.audible.com.mx/*www.audible.com.mx
  • https://www.audible.com/*www.audible.com
  • https://www.audible.de/*www.audible.de
  • https://www.audible.es/*www.audible.es
  • https://www.audible.fr/*www.audible.fr
  • https://www.audible.in/*www.audible.in
  • https://www.audible.it/*www.audible.it
  • https://www.barnesandnoble.com/*www.barnesandnoble.com
  • https://www.booksamillion.com/p/*www.booksamillion.com
  • https://www.fanfiction.net/s/*www.fanfiction.net
  • https://www.goodreads.com/*www.goodreads.com
  • https://www.google.ae/books/*www.google.ae
  • https://www.google.ca/books/*www.google.ca
  • https://www.google.cn/books/*www.google.cn
  • https://www.google.co.jp/books/*www.google.co.jp
  • https://www.google.co.uk/books/*www.google.co.uk
  • https://www.google.com.au/books/*www.google.com.au
  • https://www.google.com.be/books/*www.google.com.be
  • https://www.google.com.br/books/*www.google.com.br
  • https://www.google.com.mx/books/*www.google.com.mx
  • https://www.google.com.tr/books/*www.google.com.tr
  • https://www.google.com/books/*www.google.com
  • https://www.google.de/books/*www.google.de
  • https://www.google.eg/books/*www.google.eg
  • https://www.google.es/books/*www.google.es
  • https://www.google.fr/books/*www.google.fr
  • https://www.google.in/books/*www.google.in
  • https://www.google.nl/books/*www.google.nl
  • https://www.google.pl/books/*www.google.pl
  • https://www.google.sa/books/*www.google.sa
  • https://www.google.se/books/*www.google.se
  • https://www.google.sg/books/*www.google.sg
  • https://www.iberlibro.com/*www.iberlibro.com
  • https://www.indiebookstores.ca/book/*www.indiebookstores.ca
  • https://www.isbn.de/*www.isbn.de
  • https://www.isfdb.org/cgi-bin/*www.isfdb.org
  • https://www.kobo.com/*www.kobo.com
  • https://www.librarything.com/work/*www.librarything.com
  • https://www.mangaupdates.com/series/*www.mangaupdates.com
  • https://www.novelupdates.com/series/*www.novelupdates.com
  • https://www.overdrive.com/*www.overdrive.com
  • https://www.penguinrandomhouse.com/books/*www.penguinrandomhouse.com
  • https://www.romance.io/books/*www.romance.io
  • https://www.royalroad.com/fiction/*www.royalroad.com
  • https://www.scribblehub.com/series/*www.scribblehub.com
  • https://www.wattpad.com/story/*www.wattpad.com
  • https://www.zvab.com/*www.zvab.com
Browser features
  • downloadsManage your downloads
  • notificationsShow notifications
  • scriptingRun scripts on sites it can reach
  • sidePanelShow a side panel
  • storageSave settings and data in your browser
  • tabsRead the addresses and titles of your tabs

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
IMDb to Letterboxd Redirect142 5.004 Tools
All 2 extensions by Jacob Tender →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 27 Sep 2026, 02:07 UTC; next check around 11 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Marian The Librarian” (gpnkkkbefalodcjhgafioibknoingann). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/gpnkkkbefalodcjhgafioibknoingann. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_gpnkkkbefalodcjhgafioibknoingann,
  title   = {Marian The Librarian (gpnkkkbefalodcjhgafioibknoingann)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/gpnkkkbefalodcjhgafioibknoingann},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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